v3.26.1
Segment Reporting - Schedule of Segment Reporting Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Segment Reporting [Line Items]          
Revenue $ 836 $ 54 $ 1,348 $ 370  
Cost of revenue 11,538 26,912 23,428 48,293  
Gross profit (10,702) (26,858) (22,080) (47,923)  
Operating expenses          
Research and development 4,143 5,004 11,133 11,423  
Settlement on accrued research and development expenses     0 0  
Sales and marketing 2,060 1,873 7,676 4,502  
General and administrative 14,305 14,097 23,500 27,771  
Loss (Gain) on disposal of property, plant, and equipment (12) 276 316 320  
Asset impairment on long-lived assets 0 0 183 0  
Impairment of intangible assets, including goodwill 3,629 0 5,701 0  
Credit loss expense - short-term note receivable 0 0 143 0  
Total operating expenses 24,125 21,250 48,652 44,016  
Loss from operations (34,827) (48,108) (70,732) (91,939)  
Depreciation and amortization expense 8,025 19,781 16,106 37,308  
Interest expense (2,348) (812) (4,826) (3,114)  
Net loss on digital assets (984) 0 (2,930) 0  
Net assets     1,412   $ 7,759
AIEV          
Segment Reporting [Line Items]          
Revenue (17)   207    
Cost of revenue 10,894   22,640    
Gross profit (10,911)   (22,433)    
Operating expenses          
Research and development 4,137   11,123    
Settlement on accrued research and development expenses     0    
Sales and marketing 1,974   6,952    
General and administrative 11,437   17,084    
Loss (Gain) on disposal of property, plant, and equipment (12)   316    
Asset impairment on long-lived assets 0   0    
Impairment of intangible assets, including goodwill 3,629   5,701    
Credit loss expense - short-term note receivable 0   0    
Total operating expenses 21,165   41,176    
Loss from operations (32,076)   (63,609)    
Depreciation and amortization expense 8,025   16,106    
Interest expense (2,348)   (4,826)    
Net loss on digital assets 0   0    
Net assets     (4,130)    
Robotics          
Segment Reporting [Line Items]          
Revenue 853 $ 0 1,141 $ 0  
Cost of revenue 644   788    
Gross profit 209   353    
Operating expenses          
Research and development 0   0    
Settlement on accrued research and development expenses     0    
Sales and marketing 0   0    
General and administrative 0   0    
Loss (Gain) on disposal of property, plant, and equipment 0   0    
Asset impairment on long-lived assets 0   0    
Impairment of intangible assets, including goodwill 0   0    
Credit loss expense - short-term note receivable 0   0    
Total operating expenses 0   0    
Loss from operations 209   353    
Depreciation and amortization expense 0   0    
Interest expense 0   0    
Net loss on digital assets 0   0    
Net assets     353    
AIXC          
Segment Reporting [Line Items]          
Revenue 0   0    
Cost of revenue 0   0    
Gross profit 0   0    
Operating expenses          
Research and development 6   10    
Settlement on accrued research and development expenses     0    
Sales and marketing 86   724    
General and administrative 2,868   6,416    
Loss (Gain) on disposal of property, plant, and equipment 0   0    
Asset impairment on long-lived assets 0   183    
Impairment of intangible assets, including goodwill 0   0    
Credit loss expense - short-term note receivable 0   143    
Total operating expenses 2,960   7,476    
Loss from operations (2,960)   (7,476)    
Depreciation and amortization expense 0   0    
Interest expense 0   0    
Net loss on digital assets $ (984)   (2,930)    
Net assets     $ 5,189